Home / 74,276.40-111,414.60-44,727.60

Finding the Fourth Proportional to 74,276.40, 111,414.60 and 44,727.60

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Solution

The fourth proportional to 74,276.40, 111,414.60 and 44,727.60 is: 67,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,276.40 : 111,414.60 = 44,727.60 : x
  2. Step 2: Convert to fraction form
    74,276.40/111,414.60 = 44,727.60/x
  3. Step 3: Cross multiply
    74,276.40x = 111,414.60 × 44,727.60
  4. Step 4: Simplify right side
    74,276.40x = 4,983,307,662.96
  5. Step 5: Solve for x
    x = 4,983,307,662.96/74,276.40
  6. Step 6: Final answer
    x = 67,091.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.